German manufacturer of high-performance car audio systems, including subwoofers, amplifiers, and speakers known for their engineering and competition-grade sound.
Ground Zero is a globally renowned German brand specializing in high-performance car audio systems. Established in Germany, the company creates audio products with outstanding sound characteristics, including the Radioactive, Nuclear, and Plutonium series.
Their product lineup features powerful subwoofers, amplifiers, SPL competition-grade speakers, and DSPs, all engineered to deliver realistic stage atmosphere and extreme sound pressure levels. Ground Zero GmbH is based in Egmating, Germany, and uses advanced development tools like Klippel® R&D analyzers to ensure precision and reliability.
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Ground Zero products are engineered in Germany by Ground Zero GmbH, ensuring high standards of design and performance.
The limited warranty is covered by Ground Zero’s regional distribution partners. You should contact the local retailer or distributor where you purchased the product for warranty terms and service.
It is generally recommended to use adequately dimensioned power wires (e.g., ≥20 mm² / 4 AWG for specific models like the GZCA 300.Q1-24V) and keep power supply wiring separated from speaker wiring to avoid interference.
Ground Zero utilizes advanced simulation software such as FINECone, FINEMotor, and FINESuspension by LOUDSOFT for optimal speaker design.